Toda a comunidade

search
489
1 - 10

Out of batteries?That’s OK.Now you can print out fresh ones!Well…maybe not quite yet.For those unfamiliar with this exciting new technology, it’s hard to even imagine a working, rechargeable battery t ...

The objective of this experiment is to understand whether memory can be improved by doing physical activityIt is an educational content by education.com.By clicking on the title of this resource, you ...

Refrigeration is relatively new to us. For thousands of years or more, people have been inventing creative ways of preserving food without the benefit of cooling. Natural food preservatives include vi ...

Sustainability and sustainable development seem to be the new buzz terms used to discuss solving environmental issues. However, creating a sustainable world is actually a complex idea that involves mu ...

Lean about what makes a bird waterproof (hint – it is not the oil gland), and how oil affects a bird’s waterproofing. With more in depth research, the student will learn how else oil affects the bird, ...

Carbohydrates are organic compounds composed of carbon, hydrogen and oxygen. These compounds are used to produce energy by living things. Sugars, starches, glycogen and cellulose are all carbohydrates ...

No one knows for sure if intelligent extraterrestrial life exists or ever existed. But many believe intelligent beings live elsewhere, despite a complete lack of compelling physical evidence. Why do s ...

Many people appear to love gambling and many people play the lottery. Are these people aware that the odds are stacked against them? Does this even matter to them? Would there be a noticeable differen ...

Determine whether dogs can be trained faster using a food reward or praise.The purpose of this experiment is to see if rewarding wanted behaviors is best achieved through praise or a food reward. Most ...

In this project you will find out which lubricant has the most effect on the mechanical advantage of a pulle, and which one comes closest to the calculated mechanical advantage. Plus you will investig ...